Subtract 56/90 from 54/25
1st number: 2 4/25, 2nd number: 56/90
54/25 - 56/90 is 346/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 90 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 25 × 18 = 450,
54/25 = 54 × 18/25 × 18 = 972/450 - Likewise, for the 2nd fraction, since 90 × 5 = 450,
56/90 = 56 × 5/90 × 5 = 280/450 - Subtract the two like fractions:
972/450 - 280/450 = 972 - 280/450 = 692/450 - After reducing the fraction, the answer is 346/225
- In mixed form: 1121/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/50-56/90 54/75-56/90